Which of the following forms of energy is correctly paired with its definition? a. Thermal energy - the energy in a system due to its temperature b. Potential energy - the energy associated with an object's motion c. Kinetic energy - the stored energy of an object due to its position d. Chemical energy - the energy contained within a system that is responsible for its temperature
1. Which of the following forms of energy is correctly paired with its definition?
a. Thermal energy - the energy in a system due to its temperature
b. Potential energy - the energy associated with an object's motion
c. Kinetic energy - the stored energy of an object due to its position
d. Chemical energy - the energy contained within a system that is responsible for its temperature
2. Which of the following summarizes the first law of
a. Energy cannot be created or destroyed.
b. Energy cannot be transferred or transformed.
c. The total entropy of a system increases over time.
d. Two systems that are in equilibrium with a third system are in equilibrium with one another
3. Which of the following is a thermodynamic quantity that combines enthalpy and entropy?
a. Maximum enthalpy
b. Minimum enthalpy
c. Grand entropy
d. Free energy
4. The Δ G value for the formation of gaseous water at 25°C and 1.0 atm is −228 kJ/mol. Given this condition, what will be the formation reaction of gaseous water?
a. Occasionally spontaneous
b. Always spontaneous
c. Never spontaneous
d. Sometimes spontaneous
5. Why is ATP considered the energy currency of the cell?
a. It accepts energy from
b. It holds energy at the site of release from substrates.
c. It is a protein.
d. It can transport energy to locations within the cell.
6. How is ATP hydrolysis used to power other cellular reactions?
a. It acts as an enzymatic catalyst.
b. It adds a phosphate to ADP.
c. It produces water which is used to fuel other reactions.
d. It is coupled with endergonic reactions
7. What occurs when a phosphate-phosphate bond in an ATP molecule is broken?
a. Energy is released in a cell.
b. Water is transported through the cell membrane.
c. Light energy is absorbed by chloroplasts.
d. Lysosomes release their contents into the cytoplasm.
8. Which of the terms in the Gibbs free energy equation denotes enthalpy?
a. ΔG
b. ΔH
c. ΔS
d. ΔT
9. How is ATP hydrolysis used to power other cellular reactions?
a. It acts as an enzymatic catalyst.
b. It adds a phosphate to ADP.
c. It produces water which is used to fuel other reactions.
d. It is coupled with endergonic reactions.
10. Which of the following best describes energy?
a. the transfer of genetic information
b. the ability to assemble a large number of functional catalysts
c. the ability to store solar output
d. the ability to do work
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